import java.util.Scanner;

/**
 * Created by dllo on 3/29/18.
 */

// 平年/闰年

public class Question01 {
    public static void main(String[] args) {
        System.out.println("请输入一个年份");

        Scanner scanner = new Scanner(System.in);
        int year = scanner.nextInt();


        if (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) {
            System.out.println("是闰年");
        } else {
            System.out.println("是平年");
        }
    }
}
